Reference Guide

Border Gateway Protocol | 431
neighbor update-source
c e
Enable the E-Series software to use Loopback interfaces for TCP connections for BGP sessions.
Syntax
neighbor {ipv6-address | peer-group-name} update-source loopback interface
To use the closest interface, use the no neighbor {ipv6-address | peer-group-name}
update-source loopback interface command.
Parameters
Defaults
Not configured.
Command Modes
ROUTER BGP
Command
History
Usage
Information
Loopback interfaces are up constantly and the BGP session may need one interface constantly up to
stabilize the session. The neighbor update-source command is not necessary for directly connected
internal BGP sessions.
neighbor weight
c e
Assign a weight to the neighbor connection, which is used to determine the best path.
Syntax
neighbor {ipv6-address | peer-group-name} weight weight
To remove a weight value, use the no neighbor {ipv6-address | peer-group-name} weight weight
command.
Parameters
Defaults
0
Command Modes
ROUTER BGP
ipv6-address
Enter the IPv6 address in the x:x:x:x::x format.
The
:: notation specifies successive hexadecimal fields of zeros.
peer-group-name
Enter the name of the peer group to disable all routers within the peer
group.
loopback interface Enter the keyword loopback followed by a number of the loopback
interface.
Range: 0 to 16383.
Version 8.2.1.0 Introduced on E-Series ExaScale
Version 7.4.1.0 Introduced
ipv6-address Enter the IPv6 address in the x:x:x:x::x format.
The
:: notation specifies successive hexadecimal fields of zeros.
peer-group-name
Enter the name of the peer group to disable all routers within the peer group.
weight
Enter a number as the weight.
Range: 0 to 65535
Default: 0